Lazy loading of thread child events

Closes: #679

damus/Views/ThreadV2View.swift

@@ -289,16 +289,18 @@ struct ThreadV2View: View {
                     ).id("main")
                     
                     // MARK: - Responses of the actual event view
+                    LazyVStack {
                         ForEach(thread.childEvents, id: \.id) { event in
                             MutedEventView(
                                 damus_state: damus,
                                 event: event,
-                            scroller: reader,
+                                scroller: nil,
                                 nav_target: $nav_target,
                                 navigating: $navigating,
                                 selected: false
                             )
                         }
+                    }
                 }.padding()
             }.navigationBarTitle(NSLocalizedString("Thread", comment: "Navigation bar title for note thread."))
         }